LSU BIOL 1202 - Exam 1 (Pomarico) Questions With Correct Answers.

LSU BIOL 1202 - Exam 1 (Pomarico)
Questions With Correct Answers
True |or |False: |FOSSILS |were |used |to |SUPPORT |evolution |- |CORRECT |ANSWER✔✔-False



Who |placed |fossils |in |an |evolutionary |context? |- |CORRECT |ANSWER✔✔-Lamarck



Lamarck's |mechanism |of |change |principle |states |that |_______ |traits |can |be |passed |along |to |
the |next |generation |- |CORRECT |ANSWER✔✔-Acquired



Darwin's |book |about |natural |selection |states |that |adaptation |occurs |by |__________ |- |
CORRECT |ANSWER✔✔-Population



Darwin |defined |this |as |not |random, |and |largely |dependent |on |heritable |traits |- |CORRECT |
ANSWER✔✔-Survival |of |the |Fittest



The |result |of |________ |is |the |adaptation |of |organisms |to |their |environment |- |CORRECT |
ANSWER✔✔-Natural |Selection



True |or |False: |SMALL |changes |accumulated |in |each |generation |can |result |in |MAJOR |changes |
over |evolutionary |time |- |CORRECT |ANSWER✔✔-True



What |was |the |oldest |forms |of |life? |- |CORRECT |ANSWER✔✔-Prokaryotes



What |are |the |simplest |organisms? |- |CORRECT |ANSWER✔✔-Prokaryotes



True |or |False: |Same/Similar |structures |may |have |different |functions |- |CORRECT |ANSWER✔✔-
True

,Analogous |or |Homologous: |Similarities |due |to |convergent |evolution |rather |than |from |a |
common |ancestor

EX: |bird |wing |and |insect |wing |- |CORRECT |ANSWER✔✔-Analogous



Analogous |or |Homologous: |Species |that |are |related |may |have |similar |structures |with |different |
functions |- |CORRECT |ANSWER✔✔-Homologous



Analogous |or |Homologous: |Similar |because |of |common |ancestry |- |CORRECT |ANSWER✔✔-
Homologous



Analogous |or |Homologous: |The |same |or |similar |structures |that |have |different |functions

EX: |human |arm |and |bat |wing |- |CORRECT |ANSWER✔✔-Homologous



Analogous |or |Homologous: |Looks |similar, |but |has |different |ancestry |- |CORRECT |ANSWER✔✔-
Analogous



Analogous |or |Homologous: |Looks |different, |but |has |similar |ancestry |- |CORRECT |ANSWER✔✔-
Homologous



The |selective |breeding |of |domesticated |plants |and |animals |to |encourage |the |occurrence |of |
desirable |traits |- |CORRECT |ANSWER✔✔-Artificial |Selection



While |the |varieties |of |_______ |aren't |different |species, |they |are |on |the |path |- |CORRECT |
ANSWER✔✔-Dogs



The |smallest |relevant |evolutionary |unit |- |CORRECT |ANSWER✔✔-Populations

, Evolution |is |the |change |of |_______ |in |the |population |- |CORRECT |ANSWER✔✔-Gene |
Frequencies



Principle |that |states |that |the |percentages |of |the |F1 |generation |are |the |same |as |the |P |
generation |- |CORRECT |ANSWER✔✔-Hardy-Weinberg



True |or |False: |In |the |absence |of |other |factors, |the |segregation |and |recombination |of |alleles |
during |meiosis |and |fertilization |WILL |alter |the |overall |genetic |makeup |of |a |population |- |
CORRECT |ANSWER✔✔-False



What |are |the |5 |conditions |needed |to |maintain |equilibrium? |- |CORRECT |ANSWER✔✔-1. |No |
Mutations

2. |No |Gene |Flow

3. |Population |is |Large

4. |Random |Mating

5. |No |Natural |Selection



Out |of |the |5 |conditions |needed |to |maintain |equilibrium, |which |condition |is |almost |impossible |
to |stop |even |under |artificial |constructions? |- |CORRECT |ANSWER✔✔-No |Mutations



Out |of |the |5 |conditions |needed |to |maintain |equilibrium, |which |one |can |occur |when |the |
population |is |isolated |from |other |populations? |- |CORRECT |ANSWER✔✔-No |Gene |Flow



Out |of |the |5 |conditions |needed |to |maintain |equilibrium, |which |condition, |regardless |of |a |
chance |event |factor, |won't |affect |the |gene |pool? |- |CORRECT |ANSWER✔✔-Large |Population



Out |of |the |5 |conditions |needed |to |maintain |equilibrium, |which |one |really |never |occurs |unless |
it |is |artificially |constructed? |- |CORRECT |ANSWER✔✔-Random |Mating